Macaulay Culkin character Richie Rich
John Larroquette character Lawrence Van Dough
Edward Herrmann character Richard Rich
Christine Ebersole character Regina Rich
Jonathan Hyde character Herbert Cadbury
Michael Maccarone character Tony
Joel Robinson character Omar
Jonathan Hilario character Pee Wee
Rory Culkin character Young Richie
Michael McShane character Professor Keenbean
Chelcie Ross character Ferguson
Mariangela Pino character Diane Pazinski
Stephi Lineburg character Gloria Pazinski
Reggie Jackson character Baseball Coach
Claudia Schiffer character Aerobics Instructor
Ben Stein character School Teacher
Rachel Stephens character Richie's Secretary
Frank Welker character Special Vocal Effects (voice)
